DL193

Battery output pentode designed for low-frequency power amplification. Its directly heated construction provides audio output power in portable receiver and battery-operated equipment.

Directly heatedCold cathodeCommon cathodeDissimilar

Sections: 1
Base: -
Socket code: B7G
Base pins: 7
Nominal heater: 1.4 V / 200 mA

Description

Battery output pentode for low-frequency power amplification.

Socket description

Miniature 7-contact

General specifications

Tube and section characteristics

Properties common to every published source and operating point.

Heater and base

Base: -
Socket code: B7G
Base pins: 7
Nominal heater voltage: 1.4 V
Nominal heater current: 200 mA
Parallel heater voltage: -
Parallel heater current: -
Series capable: No

Terminal pinout

Electrical assignments shared by every tube using this base designation.

No verified pinout is recorded for this base designation.

Section ratings

1 physical section, each with unique specifications.

Section 1

Pentode

X-ray radiationInterelectrode capacitances

Plate resistance: 90000 Ω
Transconductance: 0.0022 S
Max plate voltage: 150 V
Max screen voltage: 70 V
Max plate dissipation: 1.5 W
Max screen dissipation: 0.35 W
Max cathode current: 18 mA

Published ratings and characteristics promoted from the printed technical data.

Source-dependent data

Operating conditions by source

Each block preserves the test conditions and published values from one reference. Values from different sources are intentionally kept separate.

Data set 01

1953 RFT Rundfunk Technik

Published operating points and test conditions from this source.

SECTION 1

Pentode

Other

HeaterVoltageNominal
1.4 V
Nominal
HeaterCurrentNominal
200 mA
Nominal
Maximum Plate Voltage
150 V
Maximum Screen Voltage
70 V
Maximum Plate Dissipation
1.5 W
Maximum Screen Dissipation
0.35 W
Maximum Cathode Current
18 mA